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To: man-jp-reviewer@jp.freebsd.org
In-reply-to: Your message of "Mon, 22 Mar 1999 06:55:28 JST."
             <199903212155.GAA00212@hiloshi.seikyou.ne.jp> 
Date: Tue, 23 Mar 1999 11:51:39 +0900
From: Satoru Koizumi <koizumi@cms.phys.s.u-tokyo.ac.jp>
Reply-To: man-jp-reviewer@jp.freebsd.org
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Subject: [man-jp-reviewer 1256] Re: random.4 
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 $B>.@t$G$9!#(B

$B2,:j$5$s(B> $B$3$N>l9g$N!V(Bestimate$B!W$NLu$H$7$F$O!"!V?dDj!W$d!V8+@Q$j!W$H(B
$B2,:j$5$s(B> $B$7$?J}$,0UL#$,L@3N$K$J$k$H;W$$$^$9$,$I$&$G$7$g$&$+!#(B

 $B!VI>2A!W$+!V8+@Q$j!W$+$GLB$$$^$7$?!#!V8+@Q$j!W$K$7$^$9!#(B

#$B%=!<%9$^$GFI$s$G$N$40U8+$"$j$,$H$&$4$6$$$^$9!#(B

$B6b$sED$5$s(B> $B!&?o=j(B:
$B6b$sED$5$s(B>    entropy$B!V%(%s%H%m%T!<!W(B
$B6b$sED$5$s(B>    $B!V8lKv$ND92;%k!<%k!W$K=>$($P!""*!V%(%s%H%m%T!W$G$7$g$&$+!#(B
$B2,:j$5$s(B> $B!V%(%s%H%m%T!<!W$G$$$$$N$G$O$J$$$G$7$g$&$+!#(B
$B2,:j$5$s(B> entropy $B$O=R8l$h$j$b0lHL8l$KEv$?$k$H;W$$$^$9$7!#(B

 $B!V%(%s%H%m%T!<!W$NJ}$,0lHLE*$@$H;W$$$^$9!#(B($B<j85$K$"$kG.NO3X$N652J=q$K$b(B
$B!V%(%s%H%m%T!<!W$H=q$$$F$"$k$7(B^^;)

$B6b$sED$5$s(B> $B!&(B13(51):
$B6b$sED$5$s(B>    Besides the obvious cryptographic uses,
$B6b$sED$5$s(B>    $B!XL@$i$+$J0E9f$G$NMxMQ$K2C$(!"!Y(B
$B6b$sED$5$s(B>  $B"*!X0E9f$G$NMxMQ$O$b$A$m$s!"!Y(B
$B6b$sED$5$s(B>    $B$J$I$O$$$+$,$G$7$g$&$+!#(B

 $B2<$NJ}$,<+A3$G$9$M!#N;2r$7$^$7$?!#(B

$B6b$sED$5$s(B> $B!&(B39:
$B6b$sED$5$s(B>    $B!VGx$9!W(B
$B6b$sED$5$s(B>    $BFI$_$,Fq$7$$5$$,$9$k$N$G!""*!V$5$i$9!W$O$$$+$,$G$7$g$&!#(B
$B6b$sED$5$s(B> $B!&(B47:
$B6b$sED$5$s(B>    $B!V%<%m!W"*!V(B 0 $B!W(B

 $BN;2r$7$^$7$?!#(B

$B6b$sED$5$s(B> $B!&(B52:
$B6b$sED$5$s(B>    $B!V!K!W"*!V(B)$B!W(B

  $B$4$a$s$J$5$$!#D>$9$NK:$l$F$^$7$?!#(B

$B6b$sED$5$s(B> $B!&(B50(98):
$B6b$sED$5$s(B>    hashing MD5 with a counter and an undisclosed secret
$B6b$sED$5$s(B>    $B!X%+%&%s%?$H$P$l$F$$$J$$HkL)$N(B MD5 $B%O%C%7%s%0!Y(B
$B6b$sED$5$s(B>    $BC1$J$k5?Ld$J$s$G$9$,!"$3$3$N(B undisclosed secret $B$C$F(B
$B6b$sED$5$s(B>    $B6qBNE*$K$O2?$N$3$H$J$s$G$7$g$&!D!)(B
$B6b$sED$5$s(B>    MD5 $B$NHkL)80$+2?$+$N$3$H$G$7$g$&$+!)(B
$B2,:j$5$s(B>       $B$&!"2?$G$7$g$&!#$?$@(B "secret" $B$H=q$$$F$$$k$N$O(B
$B2,:j$5$s(B>       man page$B$K$O6qBNE*$K=q$-$?$/$J$$$+$i$+$b(B?(^^;

 $B@5D>$K8@$&$H!"$3$3$OL$$@$K$h$/0UL#$,$D$+$a$F$$$^$;$s!#!J:G=i$KFI$s$@$H$-$O(B
$B!V$P$l$F$7$^$C$?HkL)!W$@$H;W$C$F$7$^$$$^$7$?!#!K(B

$B6b$sED$5$s(B> $B!&(B62(108):
$B6b$sED$5$s(B>    the requested number of random bytes
$B6b$sED$5$s(B>    $B!VMW5a$5$l$??t$NMp?t!W(B
$B6b$sED$5$s(B>  $B"*!V!D!D!D!D!D%P%$%H?t$NMp?t!W(B
$B6b$sED$5$s(B> $B!&(B69(111):
$B6b$sED$5$s(B>    character devices
$B6b$sED$5$s(B>    $B!V%-%c%i%/%?%G%P%$%9!W(B
$B6b$sED$5$s(B>  $B"*!V!D!D!D!D!D7?%G%P%$%9!W(B (wordlist.txt $B$h$j(B)

 $BN;2r$7$^$7$?!#(B

$B6b$sED$5$s(B> $B!&(B70:
$B6b$sED$5$s(B>    $B86J8$KL5$$6u9T$,$"$j$^$9$,!"(B
$B6b$sED$5$s(B>    $B=PNO$NBN:[$,JQ$o$C$F$7$^$&$N$G(B
$B6b$sED$5$s(B>    $B:o=|$7$?$[$&$,NI$$$H;W$$$^$9!#(B

 $B$4$a$s$J$5$$!#D>$9$NK:$l$F$^$7$?!#(B

$B6b$sED$5$s(B> $B!&(B74(118):
$B6b$sED$5$s(B>    e.g. for key generation
$B6b$sED$5$s(B>    $B!VNc$($P!"%-!<$N@8@.!W(B
$B6b$sED$5$s(B>    $B$3$3$N(B key $B$O0E9f80$J$I$N$3$H$G$7$g$&$+$i!"(B
$B6b$sED$5$s(B>    $B!V80!W$N$[$&$,NI$5$=$&$K;W$$$^$9!#(B

 $BN;2r$G$9!#(B

$B6b$sED$5$s(B> $B!&(B83(130):
$B6b$sED$5$s(B>    noise$B!V%N%$%:!W(B
$B6b$sED$5$s(B>    $B!V;(2;!W$H:.MQ$5$l$F$$$k$N$G!"(B
$B6b$sED$5$s(B>    $B$I$A$i$+$K9g$o$;$?$[$&$,NI$$$H;W$$$^$9!#(B
$B2,:j$5$s(B> $B$o$?$7$O!V%N%$%:!W$r?d$7$^$9!#(B"environmental noise" $B$O(B
$B2,:j$5$s(B> $B!V4D6-%N%$%:!W$H$7$F$b$$$$$+$H!#(B

 $B!V%N%$%:!W$KE}0l$7$^$9!#(B

$B6b$sED$5$s(B> $B!&(B100(146):
$B6b$sED$5$s(B>    randomness a particular interrupt channel offers
$B6b$sED$5$s(B>    $B!XFCDj$N3d$j9~$_%A%c%s%M%k$,Ds6!$9$kMp?t!Y(B
$B6b$sED$5$s(B>    $B!X!D!D!D!D!D!D!D!D!D!D!D!D!D!D!D!D!D%i%s%@%`$5!Y(B

 $BN;2r$7$^$7$?!#(B

                            $B>.(B  $B@t(B    $B8g(B
				koizumi@cms.phys.s.u-tokyo.ac.jp
